Chapter 11.1, Problem 92PE

For Exercise 91-94, sue the sums ${\displaystyle \underset{i=1}{\overset{50}{\sum }}{i}^2}=42,925$ and ${\displaystyle \underset{i=1}{\overset{50}{\sum }}{i}^2}=1275$ and the properties of summation given on page $1013$ to evaluate the given expression.

${\displaystyle \underset{i=1}{\overset{50}{\sum }}\left(2i^2-i\right)}$